An Extra Thick Flat Washer is a washer machined from steel bar which has chamfered edges and used to distribute the load of a threaded fastener.

-Machined from 12L14 cold rolled steel bar.
-Beveled edge.
-Inside diameter is 1/64 to 1/32 over size of bolt.
-Small additional charge for case hardening, if desired.
Unit of Measure


Bolt Diameter (in.)

N/A 1

Outside Diameter (in.)

N/A 2

Thickness (in.)

N/A 5/16


N/A Stock Item